function checkemail(e){
	var email=String(e.value);
	if (email){
		if(!email.match(/^[\w]{1}[\w\.\-_]*@[\w]{1}[\w\-_\.]*\.[\w]{2,6}$/i)) {
			alert("The email address you have entered is invalid.");
			e.select();
			return false;
		}
		return true;
	}
	return false;
}